
public class zhu {
	   public static void main(String args[ ]) {
		 wugui dog=new wugui();
		 tuzi cat=new tuzi();
		 dog.setWater(20);
		 cat.setWater(20);
	      dog.setName("乌龟");
	      cat.setName("兔子"); 
	      dog.start();
	      cat.start();

	   }
}

